CN212740481U

CN212740481U - Tire gantry crane

Info

Publication number: CN212740481U
Application number: CN202021213627.2U
Authority: CN
Inventors: 王全营; 张龙山; 李德江; 胡鸣超; 夏海亮
Original assignee: Henan Huanghe Explosion Proof Crane Co Ltd
Current assignee: Henan Huanghe Explosion Proof Crane Co Ltd
Priority date: 2020-06-28
Filing date: 2020-06-28
Publication date: 2021-03-19
Anticipated expiration: 2030-06-28

Abstract

A tire portal crane comprises a lower end beam, crane supporting legs are fixed at two ends of the lower end beam, upper end beams are arranged at the top ends of the crane supporting legs, main beams are arranged between the two upper end beams, a walking track is laid on the two main beams, a crane trolley is assembled on the walking track, fixing lug plates are arranged at two ends of the lower end beam and comprise lug plate fixing ends and lug plate assembling ends, the lug plate fixing ends are fixed with the lower end beam, the lug plate assembling ends comprise fixing plates, and assembling holes are formed in the fixing plates; the fixed plate is provided with a rotary mechanism, the top end of the rotary mechanism is provided with a rotary motor, the bottom end of the rotary mechanism is provided with a cart travelling mechanism, the cart travelling mechanism comprises a connecting frame, the lower part of the connecting frame is fixedly provided with a wheel fixing frame, a wheel shaft is assembled on the wheel fixing frame, tires are fixedly arranged at two ends of the wheel shaft, the wheel fixing frame is respectively fixedly provided with a travelling motor, and the travelling motor is in transmission connection with the wheel shaft. The utility model discloses simple structure can transport on a long distance on a large scale and treat the transportation article.

Description

Tire gantry crane

Technical Field

The utility model belongs to the technical field of hoisting machinery equipment, especially, relate to a gantry tire crane.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. Also known as crown blocks, navigation cranes and cranes. The existing crane generally comprises a cart travelling mechanism, supporting legs, a main beam and a trolley frame assembly, wherein two trolley tracks are arranged on the main beam, and the trolley frame runs on the main beam tracks along the trolley direction. The trolley frame comprises a lifting mechanism, a trolley running mechanism, a lifting appliance system, a trolley frame steel structure and a cab. The operation of the main hoisting mechanism finishes the hoisting and descending actions of the goods through a hoisting steel wire rope and a lifting appliance system, and the horizontal movement of the cart in the cart direction is realized through the rail type cart running mechanism and the rail type trolley running mechanism. The existing crane has the advantages that the large car running mechanism and the small car running mechanism run on the track laid in advance, so that the running track of the crane is single, the crane can only run along the track of the track, the crane cannot freely turn, the running range is relatively small, for carrying articles in a long distance, a long running track needs to be laid, the occupied land area for laying the track is large, and the cost is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the single and little problem of working range of gantry crane movement track, provide a tire gantry crane, including the lower end beam of two horizontal interval settings, can dismantle on one of them lower end beam and be fixed with diesel generator, diesel generator provides the electric energy for the function of hoist. The crane supporting legs are fixed to two ends of the lower end beam respectively and symmetrically, the upper end beam parallel to the lower end beam is arranged on the top end of each crane supporting leg, each crane supporting leg comprises a first supporting column and a second supporting column, the first supporting columns are arranged on the lower portion of each crane supporting leg, the second supporting columns are arranged on the upper portion of each crane supporting leg, the bottom ends of the first supporting columns are fixed to the corresponding lower end beams respectively, and the top ends of the second supporting columns are fixed to the corresponding upper end beams respectively. The through-hole that the even interval of a plurality of set up is seted up on the upper portion of first support column, the through-hole one-to-one between each first support column, the through-hole has also been seted up to the lower part of second support column, is equipped with the round pin axle in the through-hole, the through-hole one-to-one between each second support column, and the upper portion cover of first support column is established in the second support column lower part, and fixed connection can be dismantled through the round pin axle to first support column and second support column, runs through the through-hole on first support column and the second support column with the round pin axle when assembling the hoist landing leg, the. The crane trolley comprises a trolley frame, trolley travelling mechanisms are respectively arranged at four corners of the bottom end of the trolley frame, the trolley travelling mechanisms are assembled on the travelling tracks, a lifting mechanism is arranged at the top end of the trolley frame and comprises a lifting drum, one end of the lifting drum is connected with a lifting motor, a steel wire rope is arranged on the lifting drum, a lifting hook is arranged below the lifting drum and connected with the steel wire rope, the lifting drum winds the steel wire rope to drive the lifting hook to lift, limit blocks for blocking the trolley are respectively fixed at two ends of the main beam, and the limit blocks play a role in blocking and limiting the crane trolley, the overturning accident of the crane trolley beyond the running track is avoided. The both ends of lower extreme roof beam are equipped with fixed otic placode respectively, and fixed otic placode includes the otic placode stiff end and the otic placode assembly end of being connected with the otic placode stiff end, the otic placode stiff end is fixed with the lower extreme roof beam. The ear plate assembling end comprises a fixing plate horizontally arranged, and vertical downward assembling holes are formed in the fixing plate. Be equipped with rotation mechanism on the fixed plate, rotation mechanism's top is equipped with the rotating electrical machines, and rotation mechanism's bottom is equipped with cart running gear, and the rotating electrical machines can drive the rotation of cart running gear. The cart travelling mechanism comprises an inverted U-shaped connecting frame fixed at the bottom end of a fixing plate, wheel fixing frames are respectively fixed at the lower parts of the connecting frame, rotating bearings are arranged in the wheel fixing frames, wheel shafts which are horizontally arranged are assembled on the rotating bearings, the wheel fixing frames extend out of two ends of each wheel shaft, and tires are respectively fixed at two ends of each wheel shaft. The walking motors are respectively fixed on the two bilaterally symmetrical wheel fixing frames, power output shafts of the walking motors are in transmission connection with the wheel shafts through speed reducers, and the walking motors provide power required by rotation for the wheel shafts.

Preferably, reinforcing plates are respectively arranged on two sides of the fixing plate, the reinforcing plates reinforce the fixing lug plates, a plurality of fixing holes are formed in the fixing plate along the circumferential direction of the assembling holes, and the fixing holes are used for fixing the rotary mechanism.

Preferably, the walking motor, the rotary motor, the trolley walking mechanism and the lifting mechanism are all connected with the diesel generator.

Preferably, the trolley frame, the swing mechanism, the diesel generator, the walking motor, the speed reducer, the lifting drum and the lifting motor are all existing products sold in the market.

The scheme has the following advantages:

the travelling wheels in the cart travelling mechanism are in a tire type, so that the cart travelling mechanism can conveniently travel on the ground without being limited by a travelling track, the travelling distance of the cart travelling mechanism is longer, and the travelling range is wider; the U-shaped connecting frame in the cart travelling mechanism is convenient for the steering of tires, and can meet the requirement of arranging two parallel tires, so that the bearing is increased; the arrangement of the swing mechanism turns the cart travelling mechanism, so that the turning of the crane is facilitated; the first supporting column and the second supporting column are sleeved, and the height of the supporting leg of the crane can be adjusted.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic diagram of the right-side view structure of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 1;

fig. 4 is a schematic structural view of the fixing ear plate.

Reference numerals: 1. a lower end beam; 2. an upper end beam; 3. a main beam; 4. a crane trolley; 5. fixing the ear plate; 6. a swing mechanism; 7. a rotary motor; 8. a cart traveling mechanism; 11. a diesel generator; 12. a crane leg; 121. a first support column; 122. a second support column; 123. a pin shaft; 31. a traveling rail; 32. a limiting block; 33. c, cable laying; 41. a trolley frame; 42. a trolley travelling mechanism; 43. a hoisting mechanism; 44. lifting the winding drum; 45. a wire rope; 46. a hook; 51. a lug plate fixing end; 52. an ear plate assembly end; 53. a fixing plate; 54. an assembly hole; 55. a reinforcing plate; 56. a fixing hole; 81. a connecting frame; 82. a wheel fixing frame; 83. a rotating bearing; 84. a wheel shaft; 85. a tire; 86. a walking motor.

Detailed Description

As shown in fig. 1 to 4, the tire gantry crane comprises two lower end beams 1 horizontally arranged at intervals, wherein a diesel generator 11 is detachably fixed on one lower end beam 1, and the diesel generator 11 provides electric energy for the operation of the crane. The crane supporting legs 12 of vertical setting are fixed with the symmetry respectively at the both ends of lower extreme roof beam 1, and the top of crane supporting legs 12 is equipped with the upper end roof beam 2 parallel with lower extreme roof beam 1, crane supporting legs 12 includes the first support column 121 and the second support column 122 of upper portion setting that the lower part set up, and the bottom of first support column 121 is fixed respectively on the lower extreme roof beam 1 that corresponds, and the top of second support column 122 is fixed with the upper end roof beam 2 that corresponds respectively. The through-hole that the even interval of a plurality of set up is seted up on the upper portion of first support column 121, the through-hole one-to-one between each first support column 121, the through-hole has also been seted up to the lower part of second support column 122, is equipped with the round pin axle in the through-hole, the through-hole one-to-one between each second support column 122, and the lower part at second support column 122 is established to the upper portion cover of first support column 121, and fixed connection can be dismantled through round pin axle 123 to first support column 121 and second support column 122, runs through the through-hole on first support column 121 and the second support column 122 with round pin axle 123 when assembling crane landing leg 12, adjustable crane landing leg 12. A main beam 3 which is arranged in parallel is arranged between the two upper end beams 2, two ends of the main beam 3 are respectively fixed with the top ends of the upper end beams 2 through flange plates, a walking track 31 which is parallel with the main beam 3 is respectively laid on the two main beams 3, a crane trolley 4 is assembled on the walking track 31, the crane trolley 4 comprises a trolley frame 41, trolley walking mechanisms 42 are respectively arranged at four corners of the bottom end of the trolley frame 41, the trolley walking mechanisms 42 are assembled on the walking track 31, a hoisting mechanism 43 is arranged at the top end of the trolley frame 41, the hoisting mechanism 43 comprises a hoisting drum 44, one end of the hoisting drum 44 is connected with a hoisting motor, a steel wire rope 45 is arranged on the hoisting drum 44, a lifting hook 46 is arranged below the hoisting drum 44, the lifting hook 46 is connected with the steel wire rope 45, the hoisting drum 44 winds the steel wire rope 45 to drive the lifting hook 46 to lift, two ends of, the limiting block 32 plays a role in blocking and limiting the crane trolley 4, and the crane trolley 4 is prevented from exceeding the running track 31 to cause overturning accidents. The both ends of lower extreme roof beam 1 are equipped with fixed otic placode 5 respectively, and fixed otic placode 5 includes otic placode stiff end 51 and the otic placode assembly end 52 of being connected with otic placode stiff end 51, otic placode stiff end 51 is fixed with lower extreme roof beam 1. The ear plate mounting end 52 of the fixed ear plate 5 comprises a horizontally arranged fixed plate 53, and a vertically downward mounting hole 54 is formed on the fixed plate 53. Be equipped with rotation mechanism 6 on the fixed plate 53, rotation mechanism 6's top is equipped with rotating electrical machines 7, and rotation mechanism 6's bottom is equipped with cart running gear 8, and rotating electrical machines 7 can drive cart running gear 8 rotatory. The cart traveling mechanism 8 comprises an inverted U-shaped connecting frame 81 fixed at the bottom end of the fixing plate 53, wheel fixing frames 82 are respectively fixed at the lower parts of the connecting frame 81, rotating bearings 83 symmetrically arranged are arranged in the wheel fixing frames 82, wheel shafts 84 horizontally arranged are assembled on the rotating bearings 83, the wheel fixing frames 82 extend out of two ends of the wheel shafts 84, and tires 85 are respectively fixed at two ends of the wheel shafts 84. Two of the left and right symmetric wheel fixing frames 82 are respectively fixed with a walking motor 86, the power output shaft of the walking motor 86 is in transmission connection with the wheel shaft 84 through a speed reducer, and the walking motor 86 provides power required by rotation for the wheel shaft 84.

Preferably, the two sides of the fixing plate 53 are respectively provided with a reinforcing plate 55, the reinforcing plate 55 reinforces the fixing lug plate 5, the fixing plate 53 is provided with a plurality of fixing holes 56 arranged along the circumferential direction of the assembling hole 54, and the fixing holes 56 are used for fixing the swing mechanism 6.

Preferably, the traveling motor 86, the rotary motor 7, the trolley traveling mechanism 42 and the hoisting mechanism 43 are all connected with the diesel generator 11.

Preferably, the trolley frame 41, the swing mechanism 6, the diesel generator 11, the traveling motor 86, the speed reducer, the lifting drum 44 and the lifting motor are all commercially available products.

The use process comprises the following steps:

the utility model discloses when using, at first start diesel generator 11, diesel generator 11 sends the electric energy and supplies each mechanism function of hoist. Then the lifting reel 44 is started, the lifting reel 44 puts down the hook 46, the article to be carried is carried when the hook 46 runs to a proper position, the lifting reel 44 is started again, the steel wire rope 45 is wound, and the article to be carried is hung to a certain height by the hook 46. The running motor 86 is started, the running motor 86 drives the wheel shaft 84 to rotate, the tire 85 on the wheel shaft 84 rotates along with the wheel shaft 84, the whole crane is driven to run on the ground, when the running direction of the tire 85 needs to be adjusted, the rotary motor 7 is started, the tire 85 is driven to move left and right through the forward and reverse rotation of the rotary motor 7, and turning of the crane in the running process is achieved.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "horizontal", "vertical", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a gantry crane with tires, includes the lower beam that two horizontal intervals set up, the both ends of lower beam symmetry respectively are fixed with the crane landing leg of vertical setting, the top of crane landing leg is equipped with the upper end roof beam parallel with the lower beam, the both ends bottom of upper end roof beam respectively with crane landing leg fixed connection, be equipped with parallel arrangement's girder between two upper end roof beams, the both ends of girder are fixed with the top of upper end roof beam through the ring flange respectively, lay the walking track parallel with the girder on two girders respectively, be equipped with the monkey on the walking track, its characterized in that: the two ends of the lower end beam are respectively provided with a fixed lug plate, the fixed lug plates comprise lug plate fixed ends and lug plate assembling ends connected with the lug plate fixed ends, the lug plate fixed ends are fixed with the lower end beam, the lug plate assembling ends comprise horizontally arranged fixed plates, and vertical downward assembling holes are formed in the fixed plates; be equipped with rotation mechanism on the fixed plate, rotation mechanism's top is equipped with rotating electrical machines, and rotation mechanism's bottom is equipped with cart running gear, and cart running gear is fixed with the wheel mount respectively including fixing the link of the type of falling U in the fixed plate bottom, the lower part of link, the axletree that the level set up is equipped with on the wheel mount, and the wheel mount is extended at the both ends of axletree, the both ends of axletree are fixed with the tire respectively, wherein fix running electrical machines respectively on two bilateral symmetry's the wheel mount, and running electrical machines's power output shaft passes through the reduction gear and is connected with the axletree transmission.

2. The gantry tire crane according to claim 1, wherein the crane trolley comprises a trolley frame, four corners of the bottom end of the trolley frame are respectively provided with a trolley travelling mechanism, the trolley travelling mechanisms are assembled on the travelling rails, the top end of the trolley frame is provided with a lifting mechanism, the lifting mechanism comprises a lifting drum, one end of the lifting drum is connected with a lifting motor, the lifting drum is provided with a steel wire rope, a lifting hook is arranged below the lifting drum, and the lifting hook is connected with the steel wire rope.

3. The tire gantry crane according to claim 2, wherein the crane legs comprise a first support column arranged at the lower part and a second support column arranged at the upper part, the bottom ends of the first support columns are respectively fixed on the corresponding lower end beams, and the top ends of the second support columns are respectively fixed with the corresponding upper end beams; the upper portion of first support column sets up the through-hole that the even interval of a plurality of set up, the through-hole has also been seted up to the lower part of second support column, and the upper portion cover of first support column is established in second support column lower part, and fixed connection can be dismantled through the round pin axle to first support column and second support column.

4. The gantry tire crane according to claim 3, wherein the fixing plate is provided with reinforcing plates at both sides thereof, and a plurality of fixing holes are formed in the fixing plate along the circumferential direction of the assembling holes.

5. The gantry crane with tires as claimed in claim 4, wherein a diesel generator is detachably fixed on one of the lower end beams.

6. The gantry tire crane according to claim 5, wherein two ends of the main beam are respectively fixed with a limiting block for blocking a trolley of the crane.

7. The gantry tire crane according to claim 6, wherein the traveling motor, the rotating motor, the trolley traveling mechanism and the hoisting mechanism are all connected with a diesel generator.